It is not sustainable to add a new flag for every new video format family (eg. YUYV, RGB, NV, MJPEG, etc), so add a formatFamily enum to indicate these in the FormatConverter. Note that formats are grouped into families based on if they are able to share a set of parameters for conversion. Signed-off-by: Paul Elder <paul.elder@ideasonboard.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>